BE877795A - VERY PURE PULVERULENT IRON PREPARATION PROCESS - Google Patents
VERY PURE PULVERULENT IRON PREPARATION PROCESSInfo
- Publication number
- BE877795A BE877795A BE0/196377A BE196377A BE877795A BE 877795 A BE877795 A BE 877795A BE 0/196377 A BE0/196377 A BE 0/196377A BE 196377 A BE196377 A BE 196377A BE 877795 A BE877795 A BE 877795A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- iron preparation
- pulverulent iron
- pure
- pure pulverulent
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B15/00—Other processes for the manufacture of iron from iron compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/925,897 US4154608A (en) | 1978-07-19 | 1978-07-19 | Production of high purity iron powder |
Publications (1)
Publication Number | Publication Date |
---|---|
BE877795A true BE877795A (en) | 1979-11-16 |
Family
ID=25452403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/196377A BE877795A (en) | 1978-07-19 | 1979-07-19 | VERY PURE PULVERULENT IRON PREPARATION PROCESS |
Country Status (15)
Country | Link |
---|---|
US (1) | US4154608A (en) |
JP (1) | JPS5547307A (en) |
AR (1) | AR218990A1 (en) |
AU (1) | AU521705B2 (en) |
BE (1) | BE877795A (en) |
BR (1) | BR7904583A (en) |
CA (1) | CA1129654A (en) |
CH (1) | CH643593A5 (en) |
DE (1) | DE2928362A1 (en) |
ES (1) | ES482586A1 (en) |
FR (1) | FR2431541A1 (en) |
GB (1) | GB2030553B (en) |
IT (1) | IT1122213B (en) |
SE (1) | SE7906182L (en) |
ZA (1) | ZA793680B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4331478A (en) * | 1979-02-09 | 1982-05-25 | Scm Corporation | Corrosion-resistant stainless steel powder and compacts made therefrom |
US4350529A (en) * | 1979-02-09 | 1982-09-21 | Scm Corporation | Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom |
US4240831A (en) * | 1979-02-09 | 1980-12-23 | Scm Corporation | Corrosion-resistant powder-metallurgy stainless steel powders and compacts therefrom |
US4363652A (en) * | 1981-12-09 | 1982-12-14 | Uop Inc. | Process for the production of high purity iron powder |
SE526454C2 (en) * | 2002-10-11 | 2005-09-20 | Korrosions Och Metallforskning | Process and plant for the production of iron and steel powders via nitride and the use of powders produced by the process |
CN100488673C (en) * | 2007-02-07 | 2009-05-20 | 钢铁研究总院 | Method of manufacturing micro and sub-micron iron powder |
US20090108229A1 (en) * | 2007-10-26 | 2009-04-30 | Headwaters Technology Innovation, Llc | Magnetite powder and methods of making same |
CN102395692A (en) * | 2009-03-16 | 2012-03-28 | 联邦科学和工业研究组织 | Impurity removal from hydrated minerals |
CN103014216B (en) * | 2013-01-08 | 2015-06-24 | 中南大学 | Reduction method of iron compound in iron-containing material |
CN107262731B (en) * | 2017-06-14 | 2019-06-21 | 唐竹胜 | Stocking/component of machine product method is forged in a kind of powdery iron ore direct reduced iron hot pressing |
EP3927470A4 (en) * | 2019-02-18 | 2022-10-26 | Metso Outotec Finland Oy | Method and process arrangement for removing si based compounds from a leaching liquor and use |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1237765A (en) * | 1917-01-12 | 1917-08-21 | Frederic A Eustis | Method of treating iron ore. |
GB675350A (en) * | 1950-11-17 | 1952-07-09 | Hoeganaes Ab | Improvements relating to the production of iron powder |
US2663632A (en) * | 1951-03-06 | 1953-12-22 | Nat Lead Co | Reduction of iron ores |
US2728655A (en) * | 1952-01-21 | 1955-12-27 | Hoganas Billesholms Ab | Method of producing iron powder with a low silica content |
US2759808A (en) * | 1952-12-10 | 1956-08-21 | Wood Steel Co Alan | Process of production of iron powder |
US3211524A (en) * | 1964-01-29 | 1965-10-12 | Little Inc A | Process for treating ferruginous aluminum-bearing ores |
US3347659A (en) * | 1965-05-19 | 1967-10-17 | Hydrocarbon Research Inc | Process of reducing iron oxide |
GB1170690A (en) * | 1967-09-19 | 1969-11-12 | Hydrocarbon Research Inc | Method of making Iron Powder |
GB1248203A (en) * | 1967-10-19 | 1971-09-29 | Fina Metal Ltd | Process for producing iron powder |
US3585023A (en) * | 1968-08-20 | 1971-06-15 | Dravo Corp | Method and apparatus for reduction of iron ore |
JPS546967B1 (en) * | 1970-10-07 | 1979-04-03 | ||
JPS533982B2 (en) * | 1974-06-24 | 1978-02-13 | ||
US3967986A (en) * | 1975-01-27 | 1976-07-06 | U.S. Philips Corporation | Method of preparing ferromagnetic material |
US4054443A (en) * | 1975-12-22 | 1977-10-18 | Midrex Corporation | Method of preparing iron powder |
-
1978
- 1978-07-19 US US05/925,897 patent/US4154608A/en not_active Expired - Lifetime
-
1979
- 1979-07-11 AU AU48850/79A patent/AU521705B2/en not_active Ceased
- 1979-07-13 FR FR7918242A patent/FR2431541A1/en active Granted
- 1979-07-13 DE DE19792928362 patent/DE2928362A1/en not_active Withdrawn
- 1979-07-18 SE SE7906182A patent/SE7906182L/en not_active Application Discontinuation
- 1979-07-18 ES ES482586A patent/ES482586A1/en not_active Expired
- 1979-07-18 GB GB7925012A patent/GB2030553B/en not_active Expired
- 1979-07-18 IT IT2446579A patent/IT1122213B/en active
- 1979-07-18 BR BR7904583A patent/BR7904583A/en unknown
- 1979-07-19 AR AR27737279A patent/AR218990A1/en active
- 1979-07-19 CA CA332,174A patent/CA1129654A/en not_active Expired
- 1979-07-19 JP JP9212779A patent/JPS5547307A/en active Granted
- 1979-07-19 BE BE0/196377A patent/BE877795A/en not_active IP Right Cessation
- 1979-07-19 CH CH674179A patent/CH643593A5/en not_active IP Right Cessation
- 1979-07-19 ZA ZA00793680A patent/ZA793680B/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2431541A1 (en) | 1980-02-15 |
GB2030553B (en) | 1982-09-15 |
ES482586A1 (en) | 1980-04-01 |
AR218990A1 (en) | 1980-07-15 |
IT1122213B (en) | 1986-04-23 |
AU4885079A (en) | 1980-01-24 |
AU521705B2 (en) | 1982-04-22 |
CH643593A5 (en) | 1984-06-15 |
SE7906182L (en) | 1980-01-20 |
BR7904583A (en) | 1980-03-25 |
FR2431541B1 (en) | 1984-02-17 |
DE2928362A1 (en) | 1980-02-07 |
IT7924465A0 (en) | 1979-07-18 |
ZA793680B (en) | 1980-07-30 |
CA1129654A (en) | 1982-08-17 |
GB2030553A (en) | 1980-04-10 |
JPS5654362B2 (en) | 1981-12-25 |
JPS5547307A (en) | 1980-04-03 |
US4154608A (en) | 1979-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: UOP INC. Effective date: 19850731 |